diff --git a/waflib/Tools/c_tests.py b/waflib/Tools/c_tests.py
index b6f2f10e..6e5f8213 100644
--- a/waflib/Tools/c_tests.py
+++ b/waflib/Tools/c_tests.py
@@ -211,7 +211,7 @@ class grep_for_endianness(Task.Task):
 @after_method('process_source')
 def grep_for_endianness_fun(self):
 	"""
-	Used by the endiannes configuration test
+	Used by the endianness configuration test
 	"""
 	self.create_task('grep_for_endianness', self.compiled_tasks[0].outputs[0])